//
//  Person.h
//  TestDemo
//
//  Created by QDSG on 2021/9/7.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface Person : NSObject

@property (nonatomic, retain) NSString *tt_name;

- (void)saySomething;

@end

NS_ASSUME_NONNULL_END
